English

An equivariant PPV theorem and Paschke-Higson duality

K-Theory and Homology 2022-09-14 v5 Operator Algebras

Abstract

We prove an equivariant localized and norm-controlled version of the Pimsner-Popa-Voiculescu theorem. As an application, we deduce a proof of the Paschke-Higson duality for transformation groupoids.

Keywords

Cite

@article{arxiv.2001.09811,
  title  = {An equivariant PPV theorem and Paschke-Higson duality},
  author = {Moulay-Tahar Benameur and Indrava Roy},
  journal= {arXiv preprint arXiv:2001.09811},
  year   = {2022}
}

Comments

28 pages - Made some corrections in the new version (January 2022) - Further corrections in new version (March 2022) - Minor changes in the introduction (April 2022). To appear in the Annals of K-theory

R2 v1 2026-06-23T13:21:44.627Z